Sanctuary AI Phoenix vs Unitree Robotics R1
The Unitree Robotics R1 costs $4,900 new; the Sanctuary AI Phoenix has no public price yet. The Phoenix is taller (5'7" vs 4'0"). Full verified comparison below, in your selected currency and units.
 Sanctuary AIPhoenix |  Unitree RoboticsR1 | |
|---|---|---|
| Maker | Sanctuary AI | Unitree Robotics |
| Form | Wheeled | Bipedal |
| Tier | Research | Hobbyist |
| Availability | Announced | Shipping |
| New price | — | $4,900 |
| Est. used (modeled) | — | $2,293–$2,803 |
| Height | 5'7" | 4'0" |
| Weight | 154 lb | 64 lb |
| DoF | — | 26 |
| Debut | 2023 | 2025 |
| Perfect for | Research, Education | Research |
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Frequently asked
Is the Sanctuary AI Phoenix or the Unitree Robotics R1 cheaper?
Only one of the two has a published price, so a like-for-like price comparison isn't possible yet.
Which is bigger, the Phoenix or the R1?
Sanctuary AI Phoenix (5'7" / 1.7 m) is the larger of the two on this measure.
Sanctuary AI Phoenix vs Unitree Robotics R1: which should you choose?
You can buy the R1 today ($4,900); the Phoenix is announced with no public price. Both are wheeled and bipedal robots. The Phoenix suits research and education, while the R1 suits research. Compare the verified specs above and see each model page for depreciation and resale estimates.
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Used-value figures are clearly-labeled placeholder estimates from a tier-rate model — not data-backed appraisals. Specs and prices are verified against each manufacturer. How we value → · Build your own comparison →